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Electric Traction

Electric Traction
If the coefficient of adhesion on dry rails is 0.26, which of the following could be the value for wet rails?

0.26
0.16
0.35
0.46

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Electric Traction
Electric locomotives in India are manufactured at

Gorakhpur
Bangalore
Chittaranjan
Jamalpur

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Electric Traction
The rate of acceleration on sub-urban or urban services is restricted by the consideration of

Track curves
Passenger Discomfort
Engine power
Track size

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Electric Traction
Coefficient of adhesion reduces due to the presence of which of the following?

Both Dew on rails and Oil on the rails
Dew on rails
Sand on rails
Oil on the rails

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Electric Traction
The wheels of a train, engine as well as bogies, are slightly tapered to

Reduce friction
Increase friction
Facilitate in taking turns
Facilitate braking

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Electric Traction
Watt-hours per tonne km is usually the specific energy consumption for suburban services.

150-200
100-150
120-150
50 - 75

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